申请人:Toyo Boseki Kabushiki Kaisha
公开号:EP0382216A1
公开(公告)日:1990-08-16
Novel substituted acetamide compounds of the formula:
wherein R¹ is a hydrogen atom, a lower alkyl group, a lower acyl group, or an aryl group; R² is a cyano group or aminocarbonyl group; R³ is a halogen atom, nitro group, a lower alkoxy group, a group of the formula: -NR⁴R⁵ (wherein R⁴ is a hydrogen atom, a lower alkyl group or a group of the formula: -COCH₂OR¹; R⁵ is a hydrogen atom or a lower alkyl group), or a cyclic amino group of the formula:
(wherein R⁶ and R⁷ are each an alkylene group having 1 to 3 carbon atoms, and X is an oxygen atom or methylene), or a pharmaceutically acceptable acid addition salt thereof, which have excellent anti-allergic activity and are useful for the prophylaxis and treatment of various allergic diseases, and a pharmaceutical composition containing the amide compound as set forth above as an active ingredient.
式中的新型取代乙酰胺化合物:
其中 R¹ 是氢原子、低级烷基、低级酰基或芳基; R² 是氰基或氨基羰基; R³ 是卤素原子、硝基、低级烷氧基、式中的基团:-NR⁴R⁵(其中 R⁴ 是氢原子、低级烷基或式中的一个基团:其中 R⁴ 是氢原子、低级烷基或式中的基团:-COCH₂OR¹;R⁵ 是氢原子或低级烷基),或式中的环状氨基:
(其中 R⁶ 和 R⁷ 各为具有 1 至 3 个碳原子的亚烷基,X 为氧原子或亚甲基),或其药学上可接受的酸加成盐,它们具有优异的抗过敏活性,可用于预防和治疗各种过敏性疾病,以及含有上述酰胺化合物作为活性成分的药物组合物。